gel permeation chromatography


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gel permeation chromatography

[¦jel ‚pər·mē′ā·shən ‚krō·mə′täg·rə·fē]
(analytical chemistry)
Analysis by chromatography in which the stationary phase consists of beads of porous polymeric material such as a cross-linked dextran carbohydrate derivative sold under the trade name Sephadex; the moving phase is a liquid.
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According to the gel permeation chromatography (GPC) analysis, it was clearly seen from chromatograms in Fig.
Poly (N-vinyl-2-pyrrolidone-co-acrylic acid): Comparing of "Traditional Heating" and "Microwave-Assisted" Free Radical Polymerization
One milligram of the acetylated WE was dissolved in 1 mL of tetrahydrofuran and subjected to gel permeation chromatography (GPC) analysis.
Effects of water extraction temperatures on the yield, molecular weight, and antioxidant activity of proanthocyanidins extracted from Pinus radiata bark
Gel permeation chromatography curves of HBPUA (HBPUA-40, HBPUA-50, HBPUA-60, HBPUA-70, HBPUA-80) oligomers are shown in Fig.
Preparation and characterization of UV-curable hyperbranched polyurethane acrylate
The samples--both in pellet form and with tubing extruded from the pellets--were submitted for analysis of their molecular weight distributions before and after extrusion, using gel permeation chromatography.
Testing shows integrity of interface catheter's extrusion process
(c) Acetone fractionation and Gel permeation chromatography: The pooled eluted fractions subjected for concentration of protein by acetone fractionation to 80 percent saturation at 4[degrees]C.
Evidence of fibrinolytic protease in the latex of Synadenium grantii Hook 'f'
Gel Permeation Chromatography (GPC), also known as Size Exclusion Chromatography (SEC), is a chromatographic technique that employs specialized columns to separate natural and synthetic polymers, biopolymers and nanoparticles on the basis of size.
New Viscotek GPC/SEC detector
Patient serum (30 [micro]L) was injected into a Waters 650E advanced protein purification system (Millipore) and subjected to high-pressure gel permeation chromatography (HPGPC).
Macromolecular cystatin C can be a caveat for estimating glomerular filtration rate in biliary obstruction
Founded in 1984 and headquartered in Houston, Texas, Viscotek offers systems for gel permeation chromatography, flow injection polymer analysis and dilute solution viscosity.
Malvern acquires Viscotek
Study of the Enzymatic Activity of Hyaluronan Lyase Using Gel Permeation Chromatography With Photodiode Array Detection.
Student presentation awards at the 2005 collegiate meetings
Here, we report on structural changes in high-[M.sub.w] materials investigated by means of positron annihilation lifetime spectroscopy (PALS) and gel permeation chromatography (GPC).
Free volume changes in mechanically milled PS and PC studied by positron annihilation lifetime spectroscopy (PALS)
Through the Dekko Technical Center, we offer accredited A2LA Laboratory services such as Fourier Transform Infrared Spectrometry, Inductively Coupled Plasma Emission Spectrometry, Gas Chromatography, High Performance Liquid Chromatography, Gel Permeation Chromatography, Differential Scanning Chromatography, Thermogravimetric Analysis, Infrared Thermal Imaging, Good vs.
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subu1iformis, was pure and homogenic after ethanol fractionation and purification by gel permeation chromatography (Fig.
Immunologically active O6-branched (1[right arrow]3)-[beta]-glucan from the lichen Thamnolia vermicularis var. subuliformis

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